70 lines
2.4 KiB
Python
70 lines
2.4 KiB
Python
# Copyright (c) 2019, Frappe and Contributors
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# License: GNU General Public License v3. See license.txt
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from __future__ import unicode_literals
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import frappe
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from frappe.utils import getdate
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def execute():
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frappe.reload_doc('setup', 'doctype', 'transaction_deletion_record')
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if has_deleted_company_transactions():
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child_doctypes = get_child_doctypes_whose_parent_doctypes_were_affected()
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for doctype in child_doctypes:
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docs = frappe.get_all(doctype, fields=['name', 'parent', 'parenttype', 'creation'])
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for doc in docs:
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if not frappe.db.exists(doc['parenttype'], doc['parent']):
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frappe.db.delete(doctype, {'name': doc['name']})
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elif check_for_new_doc_with_same_name_as_deleted_parent(doc):
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frappe.db.delete(doctype, {'name': doc['name']})
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def has_deleted_company_transactions():
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return frappe.get_all('Transaction Deletion Record')
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def get_child_doctypes_whose_parent_doctypes_were_affected():
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parent_doctypes = get_affected_doctypes()
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child_doctypes = frappe.get_all(
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'DocField',
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filters={
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'fieldtype': 'Table',
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'parent':['in', parent_doctypes]
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}, pluck='options')
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return child_doctypes
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def get_affected_doctypes():
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affected_doctypes = []
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tdr_docs = frappe.get_all('Transaction Deletion Record', pluck="name")
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for tdr in tdr_docs:
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tdr_doc = frappe.get_doc("Transaction Deletion Record", tdr)
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for doctype in tdr_doc.doctypes:
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if is_not_child_table(doctype.doctype_name):
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affected_doctypes.append(doctype.doctype_name)
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affected_doctypes = remove_duplicate_items(affected_doctypes)
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return affected_doctypes
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def is_not_child_table(doctype):
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return not bool(frappe.get_value('DocType', doctype, 'istable'))
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def remove_duplicate_items(affected_doctypes):
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return list(set(affected_doctypes))
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def check_for_new_doc_with_same_name_as_deleted_parent(doc):
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"""
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Compares creation times of parent and child docs.
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Since Transaction Deletion Record resets the naming series after deletion,
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it allows the creation of new docs with the same names as the deleted ones.
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"""
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parent_creation_time = frappe.db.get_value(doc['parenttype'], doc['parent'], 'creation')
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child_creation_time = doc['creation']
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return getdate(parent_creation_time) > getdate(child_creation_time)
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